PCB Saunier Duval Thelia 30E Ref. 05607600
RefurbishedSaunier DuvalPCBs (control boards)LM324N integrated circuits with ST logo (STMicroelectronics); the rest of the PCB without visible manufacturer logo.

PCB Saunier Duval Thelia 30E Ref. 05607600

Stock · 3 units

The control PCB manages the ignition, burner modulation, pump, and safety features of the boiler. If it fails, the boiler may not start, lock out, or behave erratically. This PCB is compatible with the Thelia 30E model from Saunier Duval, whose manufacturer reference is 05607600. When you notice that the boiler exhibits these symptoms, it is time to replace the PCB to restore its operation.

VAT included

Compatibility

Saunier Duval boilers compatible with reference 05607600

PCB with reference 05607600. A proven compatibility: Thelia 30E.

Proven compatibility

Boiler modelFamilyVerification
Saunier Duval Thelia 30ETheliaContrasted

Can't see your model or have questions? The printed reference takes precedence. How to check it ·

Guide

How to check if the part number 05607600 is the correct one for your boiler.

What determines it is not the boiler model, but the reference printed on the part you already have installed.

  1. Find the reference printed on the installed part and check whether it matches the catalogue reference 05607600. If it is not visible, do not identify the part from its shape alone.
  2. Check the full boiler model on its data plate and look for it in the model associations on this page.
  3. Compare the connections and physical body with the original part before installation.
  4. If anything is unclear, send us a photo of the marking via WhatsApp before placing your order.
Diagnosis and fault codes

Symptoms and faults that the PCB 05607600 resolves.

The PCB controls the ignition, modulation, and safety features of the boiler. These are the typical symptoms and what to do:

Common symptoms and faults

  • 01

    The boiler shows no signs of life: no display, no lights, no startup noise.

    Cause: If the PCB does not power its control circuits, no component of the boiler starts.

    Check the main power supply, the network fuse, and ensure that the boiler transformer is supplying current to the input of the PCB.

  • 02

    The boiler ignites the burner but stops by itself after a few seconds, without any apparent reason.

    Cause: A fault in the control stage of the PCB can cut off the ignition signal even if the rest is functioning well.

    Check that the sensors and pressure switches connected to the PCB are giving the correct readings before assuming that the PCB is the culprit.

  • 03

    The pump or the fan stays on even when the boiler is in standby.

    Cause: One of the relays on the PCB that controls these components gets stuck in the closed position.

    Listen for the relay clicking when switching from standby to demand; if it doesn't change state, the relay on the PCB may be the issue.

  • 04

    The thermostat is calling for heat, but the boiler is not responding, as if it doesn't hear it.

    Cause: The stage of the PCB that receives the signal from the thermostat is not processing the command.

    Check that the thermostat closes the contact correctly and that the wiring to the PCB is not cut.

  • 05

    The boiler is acting erratically: sometimes it ignites properly and other times it locks out without any pattern.

    Cause: The tracks or solder joints on the PCB degrade with heat and humidity, causing intermittent faults.

    Open the casing and check for any signs of rust, moisture, or components with marks of having overheated before declaring the PCB faulty.

These symptoms can have more than one cause. If your boiler displays a fault code, send it to us via WhatsApp along with a photo of the labeling, and we'll tell you if this is the part.

Technical data

Data sheet for the Saunier Duval 05607600 PCB.

Catalogue reference
05607600
Brand
Saunier Duval
Type of part
PCBs (control boards)
Units in stock
3 units
Status
Refurbished
Warranty
1 year
Shipping
Delivery time shown at checkout
Return
14 days

Data read on the part and in the manufacturer's documentation

What we have not been able to verify does not appear here.

PCB code (silkscreened)
W4115B-1457
Batch
540283 0286 / 9903 V
Relays
3 relays marked 10A
Fuse F3
315mA T
Fuse F2
125mA T
Operational amplifier (IC2/IC4)
LM324N, ST logo (STMicroelectronics)
Potentiometer P3
PIHER 370m
Before purchasing
  • No comparison with external sources for this sheet.
Frequently Asked Questions

Frequently asked questions about the PCB 05607600

Does this PCB Ref. 05607600 work for the Saunier Duval Thelia 30 E?
Yes, it is the PCB identified for that boiler, with the silkscreen code W4115B-1457.

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PCB Saunier Duval Thelia 30E Ref. 05607600